/Engine/Source/Runtime/Engine/Public/CubemapUnwrapUtils.h
typedef [TShaderPermutationDomain](API\Runtime\RenderCore\TShaderPermutationDomain)< [FHDROutput](API\Runtime\Engine\FCubemapTexturePropertiesPS\FHDROutput), [FCubeArray](API\Runtime\Engine\FCubemapTexturePropertiesPS\FCubeArray) > FPermutationDomain